diff --git a/components/freertos/FreeRTOS-Kernel-V10.5.1/portable/riscv/include/freertos/freertos_risc_v_chip_specific_extensions.h b/components/freertos/FreeRTOS-Kernel-V10.5.1/portable/riscv/include/freertos/freertos_risc_v_chip_specific_extensions.h deleted file mode 100644 index 89ef5b28fb..0000000000 --- a/components/freertos/FreeRTOS-Kernel-V10.5.1/portable/riscv/include/freertos/freertos_risc_v_chip_specific_extensions.h +++ /dev/null @@ -1,73 +0,0 @@ -/* - * FreeRTOS Kernel V10.5.1 (ESP-IDF SMP modified) - * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved. - * - * SPDX-FileCopyrightText: 2021 Amazon.com, Inc. or its affiliates - * - * SPDX-License-Identifier: MIT - * - * SPDX-FileContributor: 2023 Espressif Systems (Shanghai) CO LTD - * - * Permission is hereby granted, free of charge, to any person obtaining a copy of - * this software and associated documentation files (the "Software"), to deal in - * the Software without restriction, including without limitation the rights to - * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of - * the Software, and to permit persons to whom the Software is furnished to do so, - * subject to the following conditions: - * - * The above copyright notice and this permission notice shall be included in all - * copies or substantial portions of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS - * FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR - * COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER - * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN - * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. - * - * https://www.FreeRTOS.org - * https://github.com/FreeRTOS - * - */ - -/* - * The FreeRTOS kernel's RISC-V port is split between the the code that is - * common across all currently supported RISC-V chips (implementations of the - * RISC-V ISA), and code that tailors the port to a specific RISC-V chip: - * - * + FreeRTOS\Source\portable\GCC\RISC-V\portASM.S contains the code that - * is common to all currently supported RISC-V chips. There is only one - * portASM.S file because the same file is built for all RISC-V target chips. - * - * + Header files called freertos_risc_v_chip_specific_extensions.h contain the - * code that tailors the FreeRTOS kernel's RISC-V port to a specific RISC-V - * chip. There are multiple freertos_risc_v_chip_specific_extensions.h files - * as there are multiple RISC-V chip implementations. - * - * !!!NOTE!!! - * TAKE CARE TO INCLUDE THE CORRECT freertos_risc_v_chip_specific_extensions.h - * HEADER FILE FOR THE CHIP IN USE. This is done using the assembler's (not the - * compiler's!) include path. For example, if the chip in use includes a core - * local interrupter (CLINT) and does not include any chip specific register - * extensions then add the path below to the assembler's include path: - * FreeRTOS\Source\portable\GCC\RISC-V\chip_specific_extensions\RISCV_MTIME_CLINT_no_extensions - * - */ - - -#ifndef __FREERTOS_RISC_V_EXTENSIONS_H__ -#define __FREERTOS_RISC_V_EXTENSIONS_H__ - -#define portasmHAS_SIFIVE_CLINT 0 -#define portasmHAS_MTIME 0 -#define portasmADDITIONAL_CONTEXT_SIZE 0 - -.macro portasmSAVE_ADDITIONAL_REGISTERS - /* No additional registers to save, so this macro does nothing. */ - .endm - -.macro portasmRESTORE_ADDITIONAL_REGISTERS - /* No additional registers to restore, so this macro does nothing. */ - .endm - -#endif /* __FREERTOS_RISC_V_EXTENSIONS_H__ */ diff --git a/components/freertos/FreeRTOS-Kernel-V10.5.1/portable/riscv/include/freertos/portContext.h b/components/freertos/FreeRTOS-Kernel-V10.5.1/portable/riscv/include/freertos/portContext.h deleted file mode 100644 index 86fbe69c65..0000000000 --- a/components/freertos/FreeRTOS-Kernel-V10.5.1/portable/riscv/include/freertos/portContext.h +++ /dev/null @@ -1,196 +0,0 @@ -/* - * FreeRTOS Kernel V10.5.1 (ESP-IDF SMP modified) - * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved. - * - * SPDX-FileCopyrightText: 2021 Amazon.com, Inc. or its affiliates - * - * SPDX-License-Identifier: MIT - * - * SPDX-FileContributor: 2023 Espressif Systems (Shanghai) CO LTD - * - * Permission is hereby granted, free of charge, to any person obtaining a copy of - * this software and associated documentation files (the "Software"), to deal in - * the Software without restriction, including without limitation the rights to - * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of - * the Software, and to permit persons to whom the Software is furnished to do so, - * subject to the following conditions: - * - * The above copyright notice and this permission notice shall be included in all - * copies or substantial portions of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS - * FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR - * COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER - * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN - * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. - * - * https://www.FreeRTOS.org - * https://github.com/FreeRTOS - * - */ - -#ifndef PORTCONTEXT_H -#define PORTCONTEXT_H - -#if __riscv_xlen == 64 - #define portWORD_SIZE 8 - #define store_x sd - #define load_x ld -#elif __riscv_xlen == 32 - #define store_x sw - #define load_x lw - #define portWORD_SIZE 4 -#else - #error Assembler did not define __riscv_xlen -#endif - -#include "freertos_risc_v_chip_specific_extensions.h" - -/* Only the standard core registers are stored by default. Any additional - * registers must be saved by the portasmSAVE_ADDITIONAL_REGISTERS and - * portasmRESTORE_ADDITIONAL_REGISTERS macros - which can be defined in a chip - * specific version of freertos_risc_v_chip_specific_extensions.h. See the - * notes at the top of portASM.S file. */ -#ifdef __riscv_32e - #define portCONTEXT_SIZE ( 15 * portWORD_SIZE ) - #define portCRITICAL_NESTING_OFFSET 13 - #define portMSTATUS_OFFSET 14 -#else - #define portCONTEXT_SIZE ( 31 * portWORD_SIZE ) - #define portCRITICAL_NESTING_OFFSET 29 - #define portMSTATUS_OFFSET 30 -#endif - -/*-----------------------------------------------------------*/ - -.extern pxCurrentTCB -.extern xISRStackTop -.extern xCriticalNesting -.extern pxCriticalNesting -/*-----------------------------------------------------------*/ - -.macro portcontextSAVE_CONTEXT_INTERNAL - addi sp, sp, -portCONTEXT_SIZE - store_x x1, 1 * portWORD_SIZE( sp ) - store_x x5, 2 * portWORD_SIZE( sp ) - store_x x6, 3 * portWORD_SIZE( sp ) - store_x x7, 4 * portWORD_SIZE( sp ) - store_x x8, 5 * portWORD_SIZE( sp ) - store_x x9, 6 * portWORD_SIZE( sp ) - store_x x10, 7 * portWORD_SIZE( sp ) - store_x x11, 8 * portWORD_SIZE( sp ) - store_x x12, 9 * portWORD_SIZE( sp ) - store_x x13, 10 * portWORD_SIZE( sp ) - store_x x14, 11 * portWORD_SIZE( sp ) - store_x x15, 12 * portWORD_SIZE( sp ) -#ifndef __riscv_32e - store_x x16, 13 * portWORD_SIZE( sp ) - store_x x17, 14 * portWORD_SIZE( sp ) - store_x x18, 15 * portWORD_SIZE( sp ) - store_x x19, 16 * portWORD_SIZE( sp ) - store_x x20, 17 * portWORD_SIZE( sp ) - store_x x21, 18 * portWORD_SIZE( sp ) - store_x x22, 19 * portWORD_SIZE( sp ) - store_x x23, 20 * portWORD_SIZE( sp ) - store_x x24, 21 * portWORD_SIZE( sp ) - store_x x25, 22 * portWORD_SIZE( sp ) - store_x x26, 23 * portWORD_SIZE( sp ) - store_x x27, 24 * portWORD_SIZE( sp ) - store_x x28, 25 * portWORD_SIZE( sp ) - store_x x29, 26 * portWORD_SIZE( sp ) - store_x x30, 27 * portWORD_SIZE( sp ) - store_x x31, 28 * portWORD_SIZE( sp ) -#endif - - load_x t0, xCriticalNesting /* Load the value of xCriticalNesting into t0. */ - store_x t0, portCRITICAL_NESTING_OFFSET * portWORD_SIZE( sp ) /* Store the critical nesting value to the stack. */ - - - csrr t0, mstatus /* Required for MPIE bit. */ - store_x t0, portMSTATUS_OFFSET * portWORD_SIZE( sp ) - - - portasmSAVE_ADDITIONAL_REGISTERS /* Defined in freertos_risc_v_chip_specific_extensions.h to save any registers unique to the RISC-V implementation. */ - - load_x t0, pxCurrentTCB /* Load pxCurrentTCB. */ - store_x sp, 0( t0 ) /* Write sp to first TCB member. */ - - .endm -/*-----------------------------------------------------------*/ - -.macro portcontextSAVE_EXCEPTION_CONTEXT - portcontextSAVE_CONTEXT_INTERNAL - csrr a0, mcause - csrr a1, mepc - addi a1, a1, 4 /* Synchronous so update exception return address to the instruction after the instruction that generated the exception. */ - store_x a1, 0( sp ) /* Save updated exception return address. */ - load_x sp, xISRStackTop /* Switch to ISR stack. */ - .endm -/*-----------------------------------------------------------*/ - -.macro portcontextSAVE_INTERRUPT_CONTEXT - portcontextSAVE_CONTEXT_INTERNAL - csrr a0, mcause - csrr a1, mepc - store_x a1, 0( sp ) /* Asynchronous interrupt so save unmodified exception return address. */ - load_x sp, xISRStackTop /* Switch to ISR stack. */ - .endm -/*-----------------------------------------------------------*/ - -.macro portcontextRESTORE_CONTEXT - load_x t1, pxCurrentTCB /* Load pxCurrentTCB. */ - load_x sp, 0( t1 ) /* Read sp from first TCB member. */ - - /* Load mepc with the address of the instruction in the task to run next. */ - load_x t0, 0( sp ) - csrw mepc, t0 - - /* Defined in freertos_risc_v_chip_specific_extensions.h to restore any registers unique to the RISC-V implementation. */ - portasmRESTORE_ADDITIONAL_REGISTERS - - /* Load mstatus with the interrupt enable bits used by the task. */ - load_x t0, portMSTATUS_OFFSET * portWORD_SIZE( sp ) - csrw mstatus, t0 /* Required for MPIE bit. */ - - load_x t0, portCRITICAL_NESTING_OFFSET * portWORD_SIZE( sp ) /* Obtain xCriticalNesting value for this task from task's stack. */ - load_x t1, pxCriticalNesting /* Load the address of xCriticalNesting into t1. */ - store_x t0, 0( t1 ) /* Restore the critical nesting value for this task. */ - - load_x x1, 1 * portWORD_SIZE( sp ) - load_x x5, 2 * portWORD_SIZE( sp ) - load_x x6, 3 * portWORD_SIZE( sp ) - load_x x7, 4 * portWORD_SIZE( sp ) - load_x x8, 5 * portWORD_SIZE( sp ) - load_x x9, 6 * portWORD_SIZE( sp ) - load_x x10, 7 * portWORD_SIZE( sp ) - load_x x11, 8 * portWORD_SIZE( sp ) - load_x x12, 9 * portWORD_SIZE( sp ) - load_x x13, 10 * portWORD_SIZE( sp ) - load_x x14, 11 * portWORD_SIZE( sp ) - load_x x15, 12 * portWORD_SIZE( sp ) -#ifndef __riscv_32e - load_x x16, 13 * portWORD_SIZE( sp ) - load_x x17, 14 * portWORD_SIZE( sp ) - load_x x18, 15 * portWORD_SIZE( sp ) - load_x x19, 16 * portWORD_SIZE( sp ) - load_x x20, 17 * portWORD_SIZE( sp ) - load_x x21, 18 * portWORD_SIZE( sp ) - load_x x22, 19 * portWORD_SIZE( sp ) - load_x x23, 20 * portWORD_SIZE( sp ) - load_x x24, 21 * portWORD_SIZE( sp ) - load_x x25, 22 * portWORD_SIZE( sp ) - load_x x26, 23 * portWORD_SIZE( sp ) - load_x x27, 24 * portWORD_SIZE( sp ) - load_x x28, 25 * portWORD_SIZE( sp ) - load_x x29, 26 * portWORD_SIZE( sp ) - load_x x30, 27 * portWORD_SIZE( sp ) - load_x x31, 28 * portWORD_SIZE( sp ) -#endif - addi sp, sp, portCONTEXT_SIZE - - mret - .endm -/*-----------------------------------------------------------*/ - -#endif /* PORTCONTEXT_H */ diff --git a/components/freertos/FreeRTOS-Kernel-V10.5.1/portable/riscv/include/freertos/portmacro.h b/components/freertos/FreeRTOS-Kernel-V10.5.1/portable/riscv/include/freertos/portmacro.h deleted file mode 100644 index 933509d488..0000000000 --- a/components/freertos/FreeRTOS-Kernel-V10.5.1/portable/riscv/include/freertos/portmacro.h +++ /dev/null @@ -1,195 +0,0 @@ -/* - * FreeRTOS Kernel V10.5.1 (ESP-IDF SMP modified) - * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved. - * - * SPDX-FileCopyrightText: 2021 Amazon.com, Inc. or its affiliates - * - * SPDX-License-Identifier: MIT - * - * SPDX-FileContributor: 2023 Espressif Systems (Shanghai) CO LTD - * - * Permission is hereby granted, free of charge, to any person obtaining a copy of - * this software and associated documentation files (the "Software"), to deal in - * the Software without restriction, including without limitation the rights to - * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of - * the Software, and to permit persons to whom the Software is furnished to do so, - * subject to the following conditions: - * - * The above copyright notice and this permission notice shall be included in all - * copies or substantial portions of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS - * FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR - * COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER - * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN - * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. - * - * https://www.FreeRTOS.org - * https://github.com/FreeRTOS - * - */ - - -#ifndef PORTMACRO_H -#define PORTMACRO_H - -#ifdef __cplusplus -extern "C" { -#endif - -/*----------------------------------------------------------- - * Port specific definitions. - * - * The settings in this file configure FreeRTOS correctly for the - * given hardware and compiler. - * - * These settings should not be altered. - *----------------------------------------------------------- - */ - -/* Type definitions. */ -#if __riscv_xlen == 64 - #define portSTACK_TYPE uint64_t - #define portBASE_TYPE int64_t - #define portUBASE_TYPE uint64_t - #define portMAX_DELAY ( TickType_t ) 0xffffffffffffffffUL - #define portPOINTER_SIZE_TYPE uint64_t -#elif __riscv_xlen == 32 - #define portSTACK_TYPE uint32_t - #define portBASE_TYPE int32_t - #define portUBASE_TYPE uint32_t - #define portMAX_DELAY ( TickType_t ) 0xffffffffUL -#else - #error Assembler did not define __riscv_xlen -#endif - -typedef portSTACK_TYPE StackType_t; -typedef portBASE_TYPE BaseType_t; -typedef portUBASE_TYPE UBaseType_t; -typedef portUBASE_TYPE TickType_t; - -/* Legacy type definitions. */ -#define portCHAR char -#define portFLOAT float -#define portDOUBLE double -#define portLONG long -#define portSHORT short - -/* 32-bit tick type on a 32-bit architecture, so reads of the tick count do - * not need to be guarded with a critical section. */ -#define portTICK_TYPE_IS_ATOMIC 1 -/*-----------------------------------------------------------*/ - -/* Architecture specifics. */ -#define portSTACK_GROWTH ( -1 ) -#define portTICK_PERIOD_MS ( ( TickType_t ) 1000 / configTICK_RATE_HZ ) -#ifdef __riscv_32e - #define portBYTE_ALIGNMENT 8 /* RV32E uses RISC-V EABI with reduced stack alignment requirements */ -#else - #define portBYTE_ALIGNMENT 16 -#endif -/*-----------------------------------------------------------*/ - -/* Scheduler utilities. */ -extern void vTaskSwitchContext( void ); -#define portYIELD() __asm volatile( "ecall" ); -#define portEND_SWITCHING_ISR( xSwitchRequired ) do { if( xSwitchRequired ) vTaskSwitchContext(); } while( 0 ) -#define portYIELD_FROM_ISR( x ) portEND_SWITCHING_ISR( x ) -/*-----------------------------------------------------------*/ - -/* Critical section management. */ -#define portCRITICAL_NESTING_IN_TCB 0 - -#define portSET_INTERRUPT_MASK_FROM_ISR() 0 -#define portCLEAR_INTERRUPT_MASK_FROM_ISR( uxSavedStatusValue ) ( void ) uxSavedStatusValue - -#define portDISABLE_INTERRUPTS() __asm volatile( "csrc mstatus, 8" ) -#define portENABLE_INTERRUPTS() __asm volatile( "csrs mstatus, 8" ) - -extern size_t xCriticalNesting; -#define portENTER_CRITICAL() \ -{ \ - portDISABLE_INTERRUPTS(); \ - xCriticalNesting++; \ -} - -#define portEXIT_CRITICAL() \ -{ \ - xCriticalNesting--; \ - if( xCriticalNesting == 0 ) \ - { \ - portENABLE_INTERRUPTS(); \ - } \ -} - -/*-----------------------------------------------------------*/ - -/* Architecture specific optimisations. */ -#ifndef configUSE_PORT_OPTIMISED_TASK_SELECTION - #define configUSE_PORT_OPTIMISED_TASK_SELECTION 1 -#endif - -#if( configUSE_PORT_OPTIMISED_TASK_SELECTION == 1 ) - - /* Check the configuration. */ - #if( configMAX_PRIORITIES > 32 ) - #error configUSE_PORT_OPTIMISED_TASK_SELECTION can only be set to 1 when configMAX_PRIORITIES is less than or equal to 32. It is very rare that a system requires more than 10 to 15 difference priorities as tasks that share a priority will time slice. - #endif - - /* Store/clear the ready priorities in a bit map. */ - #define portRECORD_READY_PRIORITY( uxPriority, uxReadyPriorities ) ( uxReadyPriorities ) |= ( 1UL << ( uxPriority ) ) - #define portRESET_READY_PRIORITY( uxPriority, uxReadyPriorities ) ( uxReadyPriorities ) &= ~( 1UL << ( uxPriority ) ) - - /*-----------------------------------------------------------*/ - - #define portGET_HIGHEST_PRIORITY( uxTopPriority, uxReadyPriorities ) uxTopPriority = ( 31UL - __builtin_clz( uxReadyPriorities ) ) - -#endif /* configUSE_PORT_OPTIMISED_TASK_SELECTION */ - - -/*-----------------------------------------------------------*/ - -/* Task function macros as described on the FreeRTOS.org WEB site. These are - * not necessary for to use this port. They are defined so the common demo - * files (which build with all the ports) will build. */ -#define portTASK_FUNCTION_PROTO( vFunction, pvParameters ) void vFunction( void *pvParameters ) -#define portTASK_FUNCTION( vFunction, pvParameters ) void vFunction( void *pvParameters ) - -/*-----------------------------------------------------------*/ - -#define portNOP() __asm volatile( " nop " ) -#define portINLINE __inline - -#ifndef portFORCE_INLINE - #define portFORCE_INLINE inline __attribute__(( always_inline)) -#endif - -#define portMEMORY_BARRIER() __asm volatile( "" ::: "memory" ) -/*-----------------------------------------------------------*/ - -/* configCLINT_BASE_ADDRESS is a legacy definition that was replaced by the - * configMTIME_BASE_ADDRESS and configMTIMECMP_BASE_ADDRESS definitions. For - * backward compatibility derive the newer definitions from the old if the old - * definition is found. */ -#if defined( configCLINT_BASE_ADDRESS ) && !defined( configMTIME_BASE_ADDRESS ) && ( configCLINT_BASE_ADDRESS == 0 ) - /* Legacy case where configCLINT_BASE_ADDRESS was defined as 0 to indicate - * there was no CLINT. Equivalent now is to set the MTIME and MTIMECMP - * addresses to 0. */ - #define configMTIME_BASE_ADDRESS ( 0 ) - #define configMTIMECMP_BASE_ADDRESS ( 0 ) -#elif defined( configCLINT_BASE_ADDRESS ) && !defined( configMTIME_BASE_ADDRESS ) - /* Legacy case where configCLINT_BASE_ADDRESS was set to the base address of - * the CLINT. Equivalent now is to derive the MTIME and MTIMECMP addresses - * from the CLINT address. */ - #define configMTIME_BASE_ADDRESS ( ( configCLINT_BASE_ADDRESS ) + 0xBFF8UL ) - #define configMTIMECMP_BASE_ADDRESS ( ( configCLINT_BASE_ADDRESS ) + 0x4000UL ) -#elif !defined( configMTIME_BASE_ADDRESS ) || !defined( configMTIMECMP_BASE_ADDRESS ) - #error configMTIME_BASE_ADDRESS and configMTIMECMP_BASE_ADDRESS must be defined in FreeRTOSConfig.h. Set them to zero if there is no MTIME (machine time) clock. See https://www.FreeRTOS.org/Using-FreeRTOS-on-RISC-V.html -#endif - -#ifdef __cplusplus -} -#endif - -#endif /* PORTMACRO_H */ diff --git a/components/freertos/FreeRTOS-Kernel-V10.5.1/portable/riscv/port.c b/components/freertos/FreeRTOS-Kernel-V10.5.1/portable/riscv/port.c deleted file mode 100644 index a680496b3f..0000000000 --- a/components/freertos/FreeRTOS-Kernel-V10.5.1/portable/riscv/port.c +++ /dev/null @@ -1,207 +0,0 @@ -/* - * FreeRTOS Kernel V10.5.1 (ESP-IDF SMP modified) - * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved. - * - * SPDX-FileCopyrightText: 2021 Amazon.com, Inc. or its affiliates - * - * SPDX-License-Identifier: MIT - * - * SPDX-FileContributor: 2023 Espressif Systems (Shanghai) CO LTD - * - * Permission is hereby granted, free of charge, to any person obtaining a copy of - * this software and associated documentation files (the "Software"), to deal in - * the Software without restriction, including without limitation the rights to - * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of - * the Software, and to permit persons to whom the Software is furnished to do so, - * subject to the following conditions: - * - * The above copyright notice and this permission notice shall be included in all - * copies or substantial portions of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS - * FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR - * COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER - * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN - * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. - * - * https://www.FreeRTOS.org - * https://github.com/FreeRTOS - * - */ - -/*----------------------------------------------------------- - * Implementation of functions defined in portable.h for the RISC-V port. - *----------------------------------------------------------*/ - -/* Scheduler includes. */ -#include "FreeRTOS.h" -#include "task.h" -#include "portmacro.h" - -/* Standard includes. */ -#include "string.h" - -#ifdef configCLINT_BASE_ADDRESS - #warning The configCLINT_BASE_ADDRESS constant has been deprecated. configMTIME_BASE_ADDRESS and configMTIMECMP_BASE_ADDRESS are currently being derived from the (possibly 0) configCLINT_BASE_ADDRESS setting. Please update to define configMTIME_BASE_ADDRESS and configMTIMECMP_BASE_ADDRESS dirctly in place of configCLINT_BASE_ADDRESS. See https://www.FreeRTOS.org/Using-FreeRTOS-on-RISC-V.html -#endif - -#ifndef configMTIME_BASE_ADDRESS - #warning configMTIME_BASE_ADDRESS must be defined in FreeRTOSConfig.h. If the target chip includes a memory-mapped mtime register then set configMTIME_BASE_ADDRESS to the mapped address. Otherwise set configMTIME_BASE_ADDRESS to 0. See https://www.FreeRTOS.org/Using-FreeRTOS-on-RISC-V.html -#endif - -#ifndef configMTIMECMP_BASE_ADDRESS - #warning configMTIMECMP_BASE_ADDRESS must be defined in FreeRTOSConfig.h. If the target chip includes a memory-mapped mtimecmp register then set configMTIMECMP_BASE_ADDRESS to the mapped address. Otherwise set configMTIMECMP_BASE_ADDRESS to 0. See https://www.FreeRTOS.org/Using-FreeRTOS-on-RISC-V.html -#endif - -/* Let the user override the pre-loading of the initial RA. */ -#ifdef configTASK_RETURN_ADDRESS - #define portTASK_RETURN_ADDRESS configTASK_RETURN_ADDRESS -#else - #define portTASK_RETURN_ADDRESS 0 -#endif - -/* The stack used by interrupt service routines. Set configISR_STACK_SIZE_WORDS - * to use a statically allocated array as the interrupt stack. Alternative leave - * configISR_STACK_SIZE_WORDS undefined and update the linker script so that a - * linker variable names __freertos_irq_stack_top has the same value as the top - * of the stack used by main. Using the linker script method will repurpose the - * stack that was used by main before the scheduler was started for use as the - * interrupt stack after the scheduler has started. */ -#ifdef configISR_STACK_SIZE_WORDS - static __attribute__ ((aligned(16))) StackType_t xISRStack[ configISR_STACK_SIZE_WORDS ] = { 0 }; - const StackType_t xISRStackTop = ( StackType_t ) &( xISRStack[ configISR_STACK_SIZE_WORDS & ~portBYTE_ALIGNMENT_MASK ] ); - - /* Don't use 0xa5 as the stack fill bytes as that is used by the kernerl for - the task stacks, and so will legitimately appear in many positions within - the ISR stack. */ - #define portISR_STACK_FILL_BYTE 0xee -#else - extern const uint32_t __freertos_irq_stack_top[]; - const StackType_t xISRStackTop = ( StackType_t ) __freertos_irq_stack_top; -#endif - -/* - * Setup the timer to generate the tick interrupts. The implementation in this - * file is weak to allow application writers to change the timer used to - * generate the tick interrupt. - */ -void vPortSetupTimerInterrupt( void ) __attribute__(( weak )); - -/*-----------------------------------------------------------*/ - -/* Used to program the machine timer compare register. */ -uint64_t ullNextTime = 0ULL; -const uint64_t *pullNextTime = &ullNextTime; -const size_t uxTimerIncrementsForOneTick = ( size_t ) ( ( configCPU_CLOCK_HZ ) / ( configTICK_RATE_HZ ) ); /* Assumes increment won't go over 32-bits. */ -uint32_t const ullMachineTimerCompareRegisterBase = configMTIMECMP_BASE_ADDRESS; -volatile uint64_t * pullMachineTimerCompareRegister = NULL; - -/* Holds the critical nesting value - deliberately non-zero at start up to - * ensure interrupts are not accidentally enabled before the scheduler starts. */ -size_t xCriticalNesting = ( size_t ) 0xaaaaaaaa; -size_t *pxCriticalNesting = &xCriticalNesting; - -/* Used to catch tasks that attempt to return from their implementing function. */ -size_t xTaskReturnAddress = ( size_t ) portTASK_RETURN_ADDRESS; - -/* Set configCHECK_FOR_STACK_OVERFLOW to 3 to add ISR stack checking to task - * stack checking. A problem in the ISR stack will trigger an assert, not call - * the stack overflow hook function (because the stack overflow hook is specific - * to a task stack, not the ISR stack). */ -#if defined( configISR_STACK_SIZE_WORDS ) && ( configCHECK_FOR_STACK_OVERFLOW > 2 ) - #warning This path not tested, or even compiled yet. - - static const uint8_t ucExpectedStackBytes[] = { - portISR_STACK_FILL_BYTE, portISR_STACK_FILL_BYTE, portISR_STACK_FILL_BYTE, portISR_STACK_FILL_BYTE, \ - portISR_STACK_FILL_BYTE, portISR_STACK_FILL_BYTE, portISR_STACK_FILL_BYTE, portISR_STACK_FILL_BYTE, \ - portISR_STACK_FILL_BYTE, portISR_STACK_FILL_BYTE, portISR_STACK_FILL_BYTE, portISR_STACK_FILL_BYTE, \ - portISR_STACK_FILL_BYTE, portISR_STACK_FILL_BYTE, portISR_STACK_FILL_BYTE, portISR_STACK_FILL_BYTE, \ - portISR_STACK_FILL_BYTE, portISR_STACK_FILL_BYTE, portISR_STACK_FILL_BYTE, portISR_STACK_FILL_BYTE }; \ - - #define portCHECK_ISR_STACK() configASSERT( ( memcmp( ( void * ) xISRStack, ( void * ) ucExpectedStackBytes, sizeof( ucExpectedStackBytes ) ) == 0 ) ) -#else - /* Define the function away. */ - #define portCHECK_ISR_STACK() -#endif /* configCHECK_FOR_STACK_OVERFLOW > 2 */ - -/*-----------------------------------------------------------*/ - -#if( configMTIME_BASE_ADDRESS != 0 ) && ( configMTIMECMP_BASE_ADDRESS != 0 ) - - void vPortSetupTimerInterrupt( void ) - { - uint32_t ulCurrentTimeHigh, ulCurrentTimeLow; - volatile uint32_t * const pulTimeHigh = ( volatile uint32_t * const ) ( ( configMTIME_BASE_ADDRESS ) + 4UL ); /* 8-byte type so high 32-bit word is 4 bytes up. */ - volatile uint32_t * const pulTimeLow = ( volatile uint32_t * const ) ( configMTIME_BASE_ADDRESS ); - volatile uint32_t ulHartId; - - __asm volatile( "csrr %0, mhartid" : "=r"( ulHartId ) ); - pullMachineTimerCompareRegister = ( volatile uint64_t * ) ( ullMachineTimerCompareRegisterBase + ( ulHartId * sizeof( uint64_t ) ) ); - - do - { - ulCurrentTimeHigh = *pulTimeHigh; - ulCurrentTimeLow = *pulTimeLow; - } while( ulCurrentTimeHigh != *pulTimeHigh ); - - ullNextTime = ( uint64_t ) ulCurrentTimeHigh; - ullNextTime <<= 32ULL; /* High 4-byte word is 32-bits up. */ - ullNextTime |= ( uint64_t ) ulCurrentTimeLow; - ullNextTime += ( uint64_t ) uxTimerIncrementsForOneTick; - *pullMachineTimerCompareRegister = ullNextTime; - - /* Prepare the time to use after the next tick interrupt. */ - ullNextTime += ( uint64_t ) uxTimerIncrementsForOneTick; - } - -#endif /* ( configMTIME_BASE_ADDRESS != 0 ) && ( configMTIME_BASE_ADDRESS != 0 ) */ -/*-----------------------------------------------------------*/ - -BaseType_t xPortStartScheduler( void ) -{ -extern void xPortStartFirstTask( void ); - - #if( configASSERT_DEFINED == 1 ) - { - /* Check alignment of the interrupt stack - which is the same as the - * stack that was being used by main() prior to the scheduler being - * started. */ - configASSERT( ( xISRStackTop & portBYTE_ALIGNMENT_MASK ) == 0 ); - - #ifdef configISR_STACK_SIZE_WORDS - { - memset( ( void * ) xISRStack, portISR_STACK_FILL_BYTE, sizeof( xISRStack ) ); - } - #endif /* configISR_STACK_SIZE_WORDS */ - } - #endif /* configASSERT_DEFINED */ - - /* If there is a CLINT then it is ok to use the default implementation - * in this file, otherwise vPortSetupTimerInterrupt() must be implemented to - * configure whichever clock is to be used to generate the tick interrupt. */ - vPortSetupTimerInterrupt(); - - #if( ( configMTIME_BASE_ADDRESS != 0 ) && ( configMTIMECMP_BASE_ADDRESS != 0 ) ) - { - /* Enable mtime and external interrupts. 1<<7 for timer interrupt, - * 1<<11 for external interrupt. _RB_ What happens here when mtime is - * not present as with pulpino? */ - __asm volatile( "csrs mie, %0" :: "r"(0x880) ); - } - #endif /* ( configMTIME_BASE_ADDRESS != 0 ) && ( configMTIMECMP_BASE_ADDRESS != 0 ) */ - - xPortStartFirstTask(); - - /* Should not get here as after calling xPortStartFirstTask() only tasks - * should be executing. */ - return pdFAIL; -} -/*-----------------------------------------------------------*/ - -void vPortEndScheduler( void ) -{ - /* Not implemented. */ - for( ;; ); -} -/*-----------------------------------------------------------*/ diff --git a/components/freertos/FreeRTOS-Kernel-V10.5.1/portable/riscv/portASM.S b/components/freertos/FreeRTOS-Kernel-V10.5.1/portable/riscv/portASM.S deleted file mode 100644 index 1a154a7b0a..0000000000 --- a/components/freertos/FreeRTOS-Kernel-V10.5.1/portable/riscv/portASM.S +++ /dev/null @@ -1,388 +0,0 @@ -/* - * FreeRTOS Kernel V10.5.1 (ESP-IDF SMP modified) - * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved. - * - * SPDX-FileCopyrightText: 2021 Amazon.com, Inc. or its affiliates - * - * SPDX-License-Identifier: MIT - * - * SPDX-FileContributor: 2023 Espressif Systems (Shanghai) CO LTD - * - * Permission is hereby granted, free of charge, to any person obtaining a copy of - * this software and associated documentation files (the "Software"), to deal in - * the Software without restriction, including without limitation the rights to - * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of - * the Software, and to permit persons to whom the Software is furnished to do so, - * subject to the following conditions: - * - * The above copyright notice and this permission notice shall be included in all - * copies or substantial portions of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS - * FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR - * COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER - * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN - * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. - * - * https://www.FreeRTOS.org - * https://github.com/FreeRTOS - * - */ - -/* - * The FreeRTOS kernel's RISC-V port is split between the the code that is - * common across all currently supported RISC-V chips (implementations of the - * RISC-V ISA), and code which tailors the port to a specific RISC-V chip: - * - * + The code that is common to all RISC-V chips is implemented in - * FreeRTOS\Source\portable\GCC\RISC-V-RV32\portASM.S. There is only one - * portASM.S file because the same file is used no matter which RISC-V chip is - * in use. - * - * + The code that tailors the kernel's RISC-V port to a specific RISC-V - * chip is implemented in freertos_risc_v_chip_specific_extensions.h. There - * is one freertos_risc_v_chip_specific_extensions.h that can be used with any - * RISC-V chip that both includes a standard CLINT and does not add to the - * base set of RISC-V registers. There are additional - * freertos_risc_v_chip_specific_extensions.h files for RISC-V implementations - * that do not include a standard CLINT or do add to the base set of RISC-V - * registers. - * - * CARE MUST BE TAKEN TO INCLDUE THE CORRECT - * freertos_risc_v_chip_specific_extensions.h HEADER FILE FOR THE CHIP - * IN USE. To include the correct freertos_risc_v_chip_specific_extensions.h - * header file ensure the path to the correct header file is in the assembler's - * include path. - * - * This freertos_risc_v_chip_specific_extensions.h is for use on RISC-V chips - * that include a standard CLINT and do not add to the base set of RISC-V - * registers. - * - */ - -#include "portContext.h" - -/* Check the freertos_risc_v_chip_specific_extensions.h and/or command line -definitions. */ -#if defined( portasmHAS_CLINT ) && defined( portasmHAS_MTIME ) - #error The portasmHAS_CLINT constant has been deprecated. Please replace it with portasmHAS_MTIME. portasmHAS_CLINT and portasmHAS_MTIME cannot both be defined at once. See https://www.FreeRTOS.org/Using-FreeRTOS-on-RISC-V.html -#endif - -#ifdef portasmHAS_CLINT - #warning The portasmHAS_CLINT constant has been deprecated. Please replace it with portasmHAS_MTIME and portasmHAS_SIFIVE_CLINT. For now portasmHAS_MTIME and portasmHAS_SIFIVE_CLINT are derived from portasmHAS_CLINT. See https://www.FreeRTOS.org/Using-FreeRTOS-on-RISC-V.html - #define portasmHAS_MTIME portasmHAS_CLINT - #define portasmHAS_SIFIVE_CLINT portasmHAS_CLINT -#endif - -#ifndef portasmHAS_MTIME - #error freertos_risc_v_chip_specific_extensions.h must define portasmHAS_MTIME to either 1 (MTIME clock present) or 0 (MTIME clock not present). See https://www.FreeRTOS.org/Using-FreeRTOS-on-RISC-V.html -#endif - -#ifndef portasmHAS_SIFIVE_CLINT - #define portasmHAS_SIFIVE_CLINT 0 -#endif - -.global xPortStartFirstTask -.global pxPortInitialiseStack -.global freertos_risc_v_trap_handler -.global freertos_risc_v_exception_handler -.global freertos_risc_v_interrupt_handler -.global freertos_risc_v_mtimer_interrupt_handler - -.extern vTaskSwitchContext -.extern xTaskIncrementTick -.extern pullMachineTimerCompareRegister -.extern pullNextTime -.extern uxTimerIncrementsForOneTick /* size_t type so 32-bit on 32-bit core and 64-bits on 64-bit core. */ -.extern xTaskReturnAddress - -.weak freertos_risc_v_application_exception_handler -.weak freertos_risc_v_application_interrupt_handler -/*-----------------------------------------------------------*/ - -.macro portUPDATE_MTIMER_COMPARE_REGISTER - load_x a0, pullMachineTimerCompareRegister /* Load address of compare register into a0. */ - load_x a1, pullNextTime /* Load the address of ullNextTime into a1. */ - - #if( __riscv_xlen == 32 ) - - /* Update the 64-bit mtimer compare match value in two 32-bit writes. */ - li a4, -1 - lw a2, 0(a1) /* Load the low word of ullNextTime into a2. */ - lw a3, 4(a1) /* Load the high word of ullNextTime into a3. */ - sw a4, 0(a0) /* Low word no smaller than old value to start with - will be overwritten below. */ - sw a3, 4(a0) /* Store high word of ullNextTime into compare register. No smaller than new value. */ - sw a2, 0(a0) /* Store low word of ullNextTime into compare register. */ - lw t0, uxTimerIncrementsForOneTick /* Load the value of ullTimerIncrementForOneTick into t0 (could this be optimized by storing in an array next to pullNextTime?). */ - add a4, t0, a2 /* Add the low word of ullNextTime to the timer increments for one tick (assumes timer increment for one tick fits in 32-bits). */ - sltu t1, a4, a2 /* See if the sum of low words overflowed (what about the zero case?). */ - add t2, a3, t1 /* Add overflow to high word of ullNextTime. */ - sw a4, 0(a1) /* Store new low word of ullNextTime. */ - sw t2, 4(a1) /* Store new high word of ullNextTime. */ - - #endif /* __riscv_xlen == 32 */ - - #if( __riscv_xlen == 64 ) - - /* Update the 64-bit mtimer compare match value. */ - ld t2, 0(a1) /* Load ullNextTime into t2. */ - sd t2, 0(a0) /* Store ullNextTime into compare register. */ - ld t0, uxTimerIncrementsForOneTick /* Load the value of ullTimerIncrementForOneTick into t0 (could this be optimized by storing in an array next to pullNextTime?). */ - add t4, t0, t2 /* Add ullNextTime to the timer increments for one tick. */ - sd t4, 0(a1) /* Store ullNextTime. */ - - #endif /* __riscv_xlen == 64 */ - .endm -/*-----------------------------------------------------------*/ - -/* - * Unlike other ports pxPortInitialiseStack() is written in assembly code as it - * needs access to the portasmADDITIONAL_CONTEXT_SIZE constant. The prototype - * for the function is as per the other ports: - * StackType_t *pxPortInitialiseStack( StackType_t *pxTopOfStack, TaskFunction_t pxCode, void *pvParameters ); - * - * As per the standard RISC-V ABI pxTopcOfStack is passed in in a0, pxCode in - * a1, and pvParameters in a2. The new top of stack is passed out in a0. - * - * RISC-V maps registers to ABI names as follows (X1 to X31 integer registers - * for the 'I' profile, X1 to X15 for the 'E' profile, currently I assumed). - * - * Register ABI Name Description Saver - * x0 zero Hard-wired zero - - * x1 ra Return address Caller - * x2 sp Stack pointer Callee - * x3 gp Global pointer - - * x4 tp Thread pointer - - * x5-7 t0-2 Temporaries Caller - * x8 s0/fp Saved register/Frame pointer Callee - * x9 s1 Saved register Callee - * x10-11 a0-1 Function Arguments/return values Caller - * x12-17 a2-7 Function arguments Caller - * x18-27 s2-11 Saved registers Callee - * x28-31 t3-6 Temporaries Caller - * - * The RISC-V context is saved t FreeRTOS tasks in the following stack frame, - * where the global and thread pointers are currently assumed to be constant so - * are not saved: - * - * mstatus - * xCriticalNesting - * x31 - * x30 - * x29 - * x28 - * x27 - * x26 - * x25 - * x24 - * x23 - * x22 - * x21 - * x20 - * x19 - * x18 - * x17 - * x16 - * x15 - * x14 - * x13 - * x12 - * x11 - * pvParameters - * x9 - * x8 - * x7 - * x6 - * x5 - * portTASK_RETURN_ADDRESS - * [chip specific registers go here] - * pxCode - */ -pxPortInitialiseStack: - csrr t0, mstatus /* Obtain current mstatus value. */ - andi t0, t0, ~0x8 /* Ensure interrupts are disabled when the stack is restored within an ISR. Required when a task is created after the schedulre has been started, otherwise interrupts would be disabled anyway. */ - addi t1, x0, 0x188 /* Generate the value 0x1880, which are the MPIE and MPP bits to set in mstatus. */ - slli t1, t1, 4 - or t0, t0, t1 /* Set MPIE and MPP bits in mstatus value. */ - - addi a0, a0, -portWORD_SIZE - store_x t0, 0(a0) /* mstatus onto the stack. */ - addi a0, a0, -portWORD_SIZE /* Space for critical nesting count. */ - store_x x0, 0(a0) /* Critical nesting count starts at 0 for every task. */ - -#ifdef __riscv_32e - addi a0, a0, -(6 * portWORD_SIZE) /* Space for registers x11-x15. */ -#else - addi a0, a0, -(22 * portWORD_SIZE) /* Space for registers x11-x31. */ -#endif - store_x a2, 0(a0) /* Task parameters (pvParameters parameter) goes into register X10/a0 on the stack. */ - addi a0, a0, -(6 * portWORD_SIZE) /* Space for registers x5-x9. */ - load_x t0, xTaskReturnAddress - store_x t0, 0(a0) /* Return address onto the stack. */ - addi t0, x0, portasmADDITIONAL_CONTEXT_SIZE /* The number of chip specific additional registers. */ -chip_specific_stack_frame: /* First add any chip specific registers to the stack frame being created. */ - beq t0, x0, 1f /* No more chip specific registers to save. */ - addi a0, a0, -portWORD_SIZE /* Make space for chip specific register. */ - store_x x0, 0(a0) /* Give the chip specific register an initial value of zero. */ - addi t0, t0, -1 /* Decrement the count of chip specific registers remaining. */ - j chip_specific_stack_frame /* Until no more chip specific registers. */ -1: - addi a0, a0, -portWORD_SIZE - store_x a1, 0(a0) /* mret value (pxCode parameter) onto the stack. */ - ret -/*-----------------------------------------------------------*/ - -xPortStartFirstTask: - load_x sp, pxCurrentTCB /* Load pxCurrentTCB. */ - load_x sp, 0( sp ) /* Read sp from first TCB member. */ - - load_x x1, 0( sp ) /* Note for starting the scheduler the exception return address is used as the function return address. */ - - portasmRESTORE_ADDITIONAL_REGISTERS /* Defined in freertos_risc_v_chip_specific_extensions.h to restore any registers unique to the RISC-V implementation. */ - - load_x x7, 4 * portWORD_SIZE( sp ) /* t2 */ - load_x x8, 5 * portWORD_SIZE( sp ) /* s0/fp */ - load_x x9, 6 * portWORD_SIZE( sp ) /* s1 */ - load_x x10, 7 * portWORD_SIZE( sp ) /* a0 */ - load_x x11, 8 * portWORD_SIZE( sp ) /* a1 */ - load_x x12, 9 * portWORD_SIZE( sp ) /* a2 */ - load_x x13, 10 * portWORD_SIZE( sp ) /* a3 */ - load_x x14, 11 * portWORD_SIZE( sp ) /* a4 */ - load_x x15, 12 * portWORD_SIZE( sp ) /* a5 */ -#ifndef __riscv_32e - load_x x16, 13 * portWORD_SIZE( sp ) /* a6 */ - load_x x17, 14 * portWORD_SIZE( sp ) /* a7 */ - load_x x18, 15 * portWORD_SIZE( sp ) /* s2 */ - load_x x19, 16 * portWORD_SIZE( sp ) /* s3 */ - load_x x20, 17 * portWORD_SIZE( sp ) /* s4 */ - load_x x21, 18 * portWORD_SIZE( sp ) /* s5 */ - load_x x22, 19 * portWORD_SIZE( sp ) /* s6 */ - load_x x23, 20 * portWORD_SIZE( sp ) /* s7 */ - load_x x24, 21 * portWORD_SIZE( sp ) /* s8 */ - load_x x25, 22 * portWORD_SIZE( sp ) /* s9 */ - load_x x26, 23 * portWORD_SIZE( sp ) /* s10 */ - load_x x27, 24 * portWORD_SIZE( sp ) /* s11 */ - load_x x28, 25 * portWORD_SIZE( sp ) /* t3 */ - load_x x29, 26 * portWORD_SIZE( sp ) /* t4 */ - load_x x30, 27 * portWORD_SIZE( sp ) /* t5 */ - load_x x31, 28 * portWORD_SIZE( sp ) /* t6 */ -#endif - - load_x x5, portCRITICAL_NESTING_OFFSET * portWORD_SIZE( sp ) /* Obtain xCriticalNesting value for this task from task's stack. */ - load_x x6, pxCriticalNesting /* Load the address of xCriticalNesting into x6. */ - store_x x5, 0( x6 ) /* Restore the critical nesting value for this task. */ - - load_x x5, portMSTATUS_OFFSET * portWORD_SIZE( sp ) /* Initial mstatus into x5 (t0). */ - addi x5, x5, 0x08 /* Set MIE bit so the first task starts with interrupts enabled - required as returns with ret not eret. */ - csrrw x0, mstatus, x5 /* Interrupts enabled from here! */ - - load_x x5, 2 * portWORD_SIZE( sp ) /* Initial x5 (t0) value. */ - load_x x6, 3 * portWORD_SIZE( sp ) /* Initial x6 (t1) value. */ - - addi sp, sp, portCONTEXT_SIZE - ret -/*-----------------------------------------------------------*/ - -freertos_risc_v_application_exception_handler: - csrr t0, mcause /* For viewing in the debugger only. */ - csrr t1, mepc /* For viewing in the debugger only */ - csrr t2, mstatus /* For viewing in the debugger only */ - j . -/*-----------------------------------------------------------*/ - -freertos_risc_v_application_interrupt_handler: - csrr t0, mcause /* For viewing in the debugger only. */ - csrr t1, mepc /* For viewing in the debugger only */ - csrr t2, mstatus /* For viewing in the debugger only */ - j . -/*-----------------------------------------------------------*/ - -.section .text.freertos_risc_v_exception_handler -freertos_risc_v_exception_handler: - portcontextSAVE_EXCEPTION_CONTEXT - /* a0 now contains mcause. */ - li t0, 11 /* 11 == environment call. */ - bne a0, t0, other_exception /* Not an M environment call, so some other exception. */ - call vTaskSwitchContext - portcontextRESTORE_CONTEXT - -other_exception: - call freertos_risc_v_application_exception_handler - portcontextRESTORE_CONTEXT -/*-----------------------------------------------------------*/ - -.section .text.freertos_risc_v_interrupt_handler -freertos_risc_v_interrupt_handler: - portcontextSAVE_INTERRUPT_CONTEXT - call freertos_risc_v_application_interrupt_handler - portcontextRESTORE_CONTEXT -/*-----------------------------------------------------------*/ - -.section .text.freertos_risc_v_mtimer_interrupt_handler -freertos_risc_v_mtimer_interrupt_handler: - portcontextSAVE_INTERRUPT_CONTEXT - portUPDATE_MTIMER_COMPARE_REGISTER - call xTaskIncrementTick - beqz a0, exit_without_context_switch /* Don't switch context if incrementing tick didn't unblock a task. */ - call vTaskSwitchContext -exit_without_context_switch: - portcontextRESTORE_CONTEXT -/*-----------------------------------------------------------*/ - -.section .text.freertos_risc_v_trap_handler -.align 8 -freertos_risc_v_trap_handler: - portcontextSAVE_CONTEXT_INTERNAL - - csrr a0, mcause - csrr a1, mepc - - bge a0, x0, synchronous_exception - -asynchronous_interrupt: - store_x a1, 0( sp ) /* Asynchronous interrupt so save unmodified exception return address. */ - load_x sp, xISRStackTop /* Switch to ISR stack. */ - j handle_interrupt - -synchronous_exception: - addi a1, a1, 4 /* Synchronous so update exception return address to the instruction after the instruction that generated the exeption. */ - store_x a1, 0( sp ) /* Save updated exception return address. */ - load_x sp, xISRStackTop /* Switch to ISR stack. */ - j handle_exception - -handle_interrupt: -#if( portasmHAS_MTIME != 0 ) - - test_if_mtimer: /* If there is a CLINT then the mtimer is used to generate the tick interrupt. */ - addi t0, x0, 1 - slli t0, t0, __riscv_xlen - 1 /* LSB is already set, shift into MSB. Shift 31 on 32-bit or 63 on 64-bit cores. */ - addi t1, t0, 7 /* 0x8000[]0007 == machine timer interrupt. */ - bne a0, t1, application_interrupt_handler - - portUPDATE_MTIMER_COMPARE_REGISTER - call xTaskIncrementTick - beqz a0, processed_source /* Don't switch context if incrementing tick didn't unblock a task. */ - call vTaskSwitchContext - j processed_source - -#endif /* portasmHAS_MTIME */ - -application_interrupt_handler: - call freertos_risc_v_application_interrupt_handler - j processed_source - -handle_exception: - /* a0 contains mcause. */ - li t0, 11 /* 11 == environment call. */ - bne a0, t0, application_exception_handler /* Not an M environment call, so some other exception. */ - call vTaskSwitchContext - j processed_source - -application_exception_handler: - call freertos_risc_v_application_exception_handler - j processed_source /* No other exceptions handled yet. */ - -processed_source: - portcontextRESTORE_CONTEXT -/*-----------------------------------------------------------*/ diff --git a/components/freertos/FreeRTOS-Kernel-V10.5.1/LICENSE.md b/components/freertos/FreeRTOS-Kernel/LICENSE.md similarity index 100% rename from components/freertos/FreeRTOS-Kernel-V10.5.1/LICENSE.md rename to components/freertos/FreeRTOS-Kernel/LICENSE.md diff --git a/components/freertos/FreeRTOS-Kernel-V10.5.1/README.md b/components/freertos/FreeRTOS-Kernel/README.md similarity index 100% rename from components/freertos/FreeRTOS-Kernel-V10.5.1/README.md rename to components/freertos/FreeRTOS-Kernel/README.md diff --git a/components/freertos/FreeRTOS-Kernel-V10.5.1/event_groups.c b/components/freertos/FreeRTOS-Kernel/event_groups.c similarity index 100% rename from components/freertos/FreeRTOS-Kernel-V10.5.1/event_groups.c rename to components/freertos/FreeRTOS-Kernel/event_groups.c diff --git a/components/freertos/FreeRTOS-Kernel-V10.5.1/idf_changes.md b/components/freertos/FreeRTOS-Kernel/idf_changes.md similarity index 100% rename from components/freertos/FreeRTOS-Kernel-V10.5.1/idf_changes.md rename to components/freertos/FreeRTOS-Kernel/idf_changes.md diff --git a/components/freertos/FreeRTOS-Kernel-V10.5.1/include/freertos/FreeRTOS.h b/components/freertos/FreeRTOS-Kernel/include/freertos/FreeRTOS.h similarity index 100% rename from components/freertos/FreeRTOS-Kernel-V10.5.1/include/freertos/FreeRTOS.h rename to components/freertos/FreeRTOS-Kernel/include/freertos/FreeRTOS.h diff --git a/components/freertos/FreeRTOS-Kernel-V10.5.1/include/freertos/StackMacros.h b/components/freertos/FreeRTOS-Kernel/include/freertos/StackMacros.h similarity index 100% rename from components/freertos/FreeRTOS-Kernel-V10.5.1/include/freertos/StackMacros.h rename to components/freertos/FreeRTOS-Kernel/include/freertos/StackMacros.h diff --git a/components/freertos/FreeRTOS-Kernel-V10.5.1/include/freertos/atomic.h b/components/freertos/FreeRTOS-Kernel/include/freertos/atomic.h similarity index 100% rename from components/freertos/FreeRTOS-Kernel-V10.5.1/include/freertos/atomic.h rename to components/freertos/FreeRTOS-Kernel/include/freertos/atomic.h diff --git a/components/freertos/FreeRTOS-Kernel-V10.5.1/include/freertos/deprecated_definitions.h b/components/freertos/FreeRTOS-Kernel/include/freertos/deprecated_definitions.h similarity index 100% rename from components/freertos/FreeRTOS-Kernel-V10.5.1/include/freertos/deprecated_definitions.h rename to components/freertos/FreeRTOS-Kernel/include/freertos/deprecated_definitions.h diff --git a/components/freertos/FreeRTOS-Kernel-V10.5.1/include/freertos/event_groups.h b/components/freertos/FreeRTOS-Kernel/include/freertos/event_groups.h similarity index 100% rename from components/freertos/FreeRTOS-Kernel-V10.5.1/include/freertos/event_groups.h rename to components/freertos/FreeRTOS-Kernel/include/freertos/event_groups.h diff --git a/components/freertos/FreeRTOS-Kernel-V10.5.1/include/freertos/list.h b/components/freertos/FreeRTOS-Kernel/include/freertos/list.h similarity index 100% rename from components/freertos/FreeRTOS-Kernel-V10.5.1/include/freertos/list.h rename to components/freertos/FreeRTOS-Kernel/include/freertos/list.h diff --git a/components/freertos/FreeRTOS-Kernel-V10.5.1/include/freertos/message_buffer.h b/components/freertos/FreeRTOS-Kernel/include/freertos/message_buffer.h similarity index 100% rename from components/freertos/FreeRTOS-Kernel-V10.5.1/include/freertos/message_buffer.h rename to components/freertos/FreeRTOS-Kernel/include/freertos/message_buffer.h diff --git a/components/freertos/FreeRTOS-Kernel-V10.5.1/include/freertos/mpu_prototypes.h b/components/freertos/FreeRTOS-Kernel/include/freertos/mpu_prototypes.h similarity index 100% rename from components/freertos/FreeRTOS-Kernel-V10.5.1/include/freertos/mpu_prototypes.h rename to components/freertos/FreeRTOS-Kernel/include/freertos/mpu_prototypes.h diff --git a/components/freertos/FreeRTOS-Kernel-V10.5.1/include/freertos/mpu_wrappers.h b/components/freertos/FreeRTOS-Kernel/include/freertos/mpu_wrappers.h similarity index 100% rename from components/freertos/FreeRTOS-Kernel-V10.5.1/include/freertos/mpu_wrappers.h rename to components/freertos/FreeRTOS-Kernel/include/freertos/mpu_wrappers.h diff --git a/components/freertos/FreeRTOS-Kernel-V10.5.1/include/freertos/portable.h b/components/freertos/FreeRTOS-Kernel/include/freertos/portable.h similarity index 100% rename from components/freertos/FreeRTOS-Kernel-V10.5.1/include/freertos/portable.h rename to components/freertos/FreeRTOS-Kernel/include/freertos/portable.h diff --git a/components/freertos/FreeRTOS-Kernel-V10.5.1/include/freertos/projdefs.h b/components/freertos/FreeRTOS-Kernel/include/freertos/projdefs.h similarity index 100% rename from components/freertos/FreeRTOS-Kernel-V10.5.1/include/freertos/projdefs.h rename to components/freertos/FreeRTOS-Kernel/include/freertos/projdefs.h diff --git a/components/freertos/FreeRTOS-Kernel-V10.5.1/include/freertos/queue.h b/components/freertos/FreeRTOS-Kernel/include/freertos/queue.h similarity index 100% rename from components/freertos/FreeRTOS-Kernel-V10.5.1/include/freertos/queue.h rename to components/freertos/FreeRTOS-Kernel/include/freertos/queue.h diff --git a/components/freertos/FreeRTOS-Kernel-V10.5.1/include/freertos/semphr.h b/components/freertos/FreeRTOS-Kernel/include/freertos/semphr.h similarity index 100% rename from components/freertos/FreeRTOS-Kernel-V10.5.1/include/freertos/semphr.h rename to components/freertos/FreeRTOS-Kernel/include/freertos/semphr.h diff --git a/components/freertos/FreeRTOS-Kernel-V10.5.1/include/freertos/stack_macros.h b/components/freertos/FreeRTOS-Kernel/include/freertos/stack_macros.h similarity index 100% rename from components/freertos/FreeRTOS-Kernel-V10.5.1/include/freertos/stack_macros.h rename to components/freertos/FreeRTOS-Kernel/include/freertos/stack_macros.h diff --git a/components/freertos/FreeRTOS-Kernel-V10.5.1/include/freertos/stream_buffer.h b/components/freertos/FreeRTOS-Kernel/include/freertos/stream_buffer.h similarity index 100% rename from components/freertos/FreeRTOS-Kernel-V10.5.1/include/freertos/stream_buffer.h rename to components/freertos/FreeRTOS-Kernel/include/freertos/stream_buffer.h diff --git a/components/freertos/FreeRTOS-Kernel-V10.5.1/include/freertos/task.h b/components/freertos/FreeRTOS-Kernel/include/freertos/task.h similarity index 100% rename from components/freertos/FreeRTOS-Kernel-V10.5.1/include/freertos/task.h rename to components/freertos/FreeRTOS-Kernel/include/freertos/task.h diff --git a/components/freertos/FreeRTOS-Kernel-V10.5.1/include/freertos/timers.h b/components/freertos/FreeRTOS-Kernel/include/freertos/timers.h similarity index 100% rename from components/freertos/FreeRTOS-Kernel-V10.5.1/include/freertos/timers.h rename to components/freertos/FreeRTOS-Kernel/include/freertos/timers.h diff --git a/components/freertos/FreeRTOS-Kernel-V10.5.1/list.c b/components/freertos/FreeRTOS-Kernel/list.c similarity index 100% rename from components/freertos/FreeRTOS-Kernel-V10.5.1/list.c rename to components/freertos/FreeRTOS-Kernel/list.c diff --git a/components/freertos/FreeRTOS-Kernel-V10.5.1/queue.c b/components/freertos/FreeRTOS-Kernel/queue.c similarity index 100% rename from components/freertos/FreeRTOS-Kernel-V10.5.1/queue.c rename to components/freertos/FreeRTOS-Kernel/queue.c diff --git a/components/freertos/FreeRTOS-Kernel-V10.5.1/stream_buffer.c b/components/freertos/FreeRTOS-Kernel/stream_buffer.c similarity index 100% rename from components/freertos/FreeRTOS-Kernel-V10.5.1/stream_buffer.c rename to components/freertos/FreeRTOS-Kernel/stream_buffer.c diff --git a/components/freertos/FreeRTOS-Kernel-V10.5.1/tasks.c b/components/freertos/FreeRTOS-Kernel/tasks.c similarity index 100% rename from components/freertos/FreeRTOS-Kernel-V10.5.1/tasks.c rename to components/freertos/FreeRTOS-Kernel/tasks.c diff --git a/components/freertos/FreeRTOS-Kernel-V10.5.1/timers.c b/components/freertos/FreeRTOS-Kernel/timers.c similarity index 100% rename from components/freertos/FreeRTOS-Kernel-V10.5.1/timers.c rename to components/freertos/FreeRTOS-Kernel/timers.c diff --git a/components/freertos/FreeRTOS-Kernel-V10.5.1/uncrustify.cfg b/components/freertos/FreeRTOS-Kernel/uncrustify.cfg similarity index 100% rename from components/freertos/FreeRTOS-Kernel-V10.5.1/uncrustify.cfg rename to components/freertos/FreeRTOS-Kernel/uncrustify.cfg diff --git a/tools/ci/check_public_headers_exceptions.txt b/tools/ci/check_public_headers_exceptions.txt index 2167932fe2..39ddc16643 100644 --- a/tools/ci/check_public_headers_exceptions.txt +++ b/tools/ci/check_public_headers_exceptions.txt @@ -12,7 +12,6 @@ components/freertos/FreeRTOS-Kernel/include/freertos/ components/freertos/FreeRTOS-Kernel/portable/xtensa/include/freertos/ components/freertos/FreeRTOS-Kernel-SMP/include/freertos/ components/freertos/FreeRTOS-Kernel-SMP/portable/xtensa/include/freertos/ -components/freertos/FreeRTOS-Kernel-V10.5.1/include/freertos/ components/log/include/esp_log_internal.h